package main.java.indi.zyj.coderecord;

public class Rob1 {

    public int rob(int[] nums) {


        int len = nums.length;

        if (nums == null || len == 0) return 0;
        if (len == 1) return nums[0];

        int[] dp = new int[len];
        dp[0] = nums[0];
        dp[1] = Math.max(nums[0], nums[1]);

        // dp[i] = Math.max(dp[i - 2] + nums[i], dp[i - 1]);
        for (int i = 2; i < len; i++) {
            dp[i] = Math.max(dp[i - 2] + nums[i], dp[i - 1]);
        }

        return dp[len - 1];

    }


}
